<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8" />
		<title>Document</title>
	</head>
	<body>
		<script type="text/javascript" >
			let obj = {
				a:1,
				b:{
					c:2,
					d:{
						e:3
					}
				}
			}

			const {b:{d:{e:number}}} = obj
			console.log(b)
			console.log(number)
		</script>
	</body>
</html>